﻿\begin{tikzpicture}
% borders
\fill (4, 3.8) -- (0, 1.9) -- (1, 0) -- (4, 0.9) -- (7, 0) -- (8, 1.9);

% hole
\filldraw [white] (4, 3) circle [radius=6pt];
\end{tikzpicture}
